Sulfapyridine, certified, 0.25g Back Catalog number: C17000100 Availability: In the manufacturer's stock Price on request - + Recommended 682271 1-Hydroxybenzotriazole monohydrate, 100mg Price on request 1855.18-K-IO n-Dodecylbenzene-d30, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 352431-29-9 Price on request DF-IS-F40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request